Google Android Nvidia Security Engine DRBG inadequate encryption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Google Android. This impacts an unknown function of the component Nvidia Security Engine. Executing a manipulation can lead to inadequate encryption (DRBG). This vulnerability is tracked as CVE-2017-6284. The attack is restricted to local execution. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability classified as problematic was found in Google Android (Smartphone Operating System) (unknown version). This vulnerability affects an unknown code block of the component Nvidia Security Engine. The manipulation with an unknown input leads to a inadequate encryption vulnerability (DRBG). The CWE definition for the vulnerability is CWE-326. The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

"NVIDIA Security Engine contains a vulnerability in the Deterministic Random Bit Generator (DRBG) where the DRBG does not properly initialize and store or transmits sensitive data using a weakened encryption scheme that is unable to protect sensitive data which may lead to information disclosure.This issue is rated as moderate."

The bug was discovered 02/15/2018. The weakness was disclosed 03/06/2018 (Website). The advisory is shared for download at nvidia.custhelp.com. This vulnerability was named CVE-2017-6284 since 02/23/2017. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.

The vulnerability was handled as a non-public zero-day exploit for at least 19 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem.

The entries VDB-114110, VDB-114111, VDB-114113 and VDB-114114 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: DRBG
Class: Inadequate encryption / DRBG
CWE: CWE-326 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/23/2017 🔍
02/15/2018 +357 days 🔍
03/06/2018 +19 days 🔍
03/06/2018 +0 days 🔍
03/07/2018 +1 days 🔍
01/10/2020 +674 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: nvidia.custhelp.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-6284 (🔍)
GCVE (CVE): GCVE-0-2017-6284
GCVE (VulDB): GCVE-100-114112
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 03/07/2018 07:54
Updated: 01/10/2020 17:11
Changes: 03/07/2018 07:54 (61), 01/10/2020 17:11 (2)
Complete: 🔍
Cache ID: 216:095:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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